Digvijay Rana

Working as a Senior Software Developer, specialized in application development and designing L3 diagrams.

Developed a service to add support for new payment rails.

Improved PC Optimum point functionality to add credit card bill payment functionality.

Improved and migrated services from a monolith to microservices architecture.

Worked on migrating Oracle to PostgreSQL, migrating PostgreSQL to CockroachDB.

Developed multiple validation libraries to secure against CSV injection.

Improved unit and integration test robustness by aligning test design with existing project standards and best practices while maintainig 99% code coverage for new code.

Worked as a Java Developer, designed and developed new Java-based services, while refactoring and enhancing existing functionality to improve performance, reliability, and maintainability.

• Enhanced MID2 Restful API performance by implementing caching and indexing.
• Worked with IBM MQ to provide reliability between different applications.
• Improved the performance of APIs by refactoring and indexing the DB2 database, and implementing caching.
• Contributed to the development of simulators that help in mocking the response of third-party APIs to assist in completing in-house system testing.